Fish diurnal

Redbanded Rockfish

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Often called the 'Barber Pole' of the Pacific, the Redbanded Rockfish is a stunning deep-sea dweller known for its bold crimson stripes and incredible longevity. This long-lived sentinel of the rocky reefs offers a vibrant glimpse into the mysterious world of the North Pacific depths.

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Quick Identification

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Size

Typically reaches 30-50 cm (12-20 inches), with a maximum length of 64 cm (25 inches) and weight up to 4.4 kg (9.7 lbs).

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Colors

Body is primarily white to pale pink with 4-5 distinctive vertical red or orange-red bands; the first band usually runs through the eye.

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Key Features

4-5 bold vertical red or pink bands
Deeply notched dorsal fin
First band passes through the eye
Heavy, stocky body with a large head

When You’ll See Them

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Activity pattern diurnal

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Peak hours 10 AM - 4 PM (for best underwater visibility)

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Season Year-round

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Diet A predatory carnivore that sits and waits for prey, eating krill, shrimp, crabs, and small fish.

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Habitat Deep offshore rocky reefs, cobble fields, and boulders at depths of 100 to 2,000 feet.

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Behavior

The Redbanded Rockfish is a largely solitary and sedentary species, preferring to spend its time hovering near the sea floor or tucked into the crevices of rocky reefs. Unlike more social schooling fish, these 'bandits' are territorial and tend to stay in one specific area for long periods, often resting their pectoral fins directly on the substrate. They are incredibly long-lived, with some individuals estimated to be over 100 years old, moving at a slow, deliberate pace that reflects their longevity.

In terms of social interaction, they are generally indifferent to other species unless they are perceived as prey or a direct threat to their crevice. When approached by divers or ROVs, they often remain motionless, relying on their bold stripes to break up their silhouette against the complex backdrop of the reef. This stillness makes them excellent subjects for observation, provided you can reach their deep-water haunts.

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Camera Tips

Capturing the Redbanded Rockfish requires a departure from standard backyard setups, as this is a deep-sea species. To see them, you will need a tethered underwater camera or a Baited Remote Underwater Video (BRUV) system. Because these fish live in high-pressure environments at depths where natural light is filtered out, high-powered LED floodlights are non-negotiable. Without artificial light, the striking red bands will appear grey or black; you need a light source with a high Color Rendering Index (CRI) to bring out those iconic 'barber pole' colors.

Position your camera near 'high-relief' structures—areas where the seafloor is not flat but consists of large boulders, ledges, or pinnacles. Redbanded Rockfish love the edges where rock meets sand. Use a weighted tripod or a heavy camera housing to ensure the unit doesn't drift with deep-sea currents. If you are using a stationary drop-cam, aim the lens slightly upward from the seafloor or directly at a rocky crevice, as these fish often hover just inches above the bottom.

Bait is the most effective way to bring a Redbanded Rockfish into your camera's field of view. Secure a mesh 'chum bag' filled with oily fish like chopped herring, sardines, or squid about two feet in front of the lens. The scent will draw them out from their hiding spots. Since these fish are slow movers, you can set your camera to a lower frame rate (like 24 or 30 fps) to save battery and storage, but keep your ISO settings flexible to handle the contrast between your lights and the dark abyss.

Timing is less about the sun and more about water clarity. In the North Pacific, visibility is often best in the late summer and autumn when the spring plankton blooms have died off and settled. Avoid deployment immediately after major storms, as the 'marine snow'—falling organic debris—will reflect your camera lights and create a grainy, clouded image. For the best results, look for calm surface conditions that allow for a steady drop and clear transmission of the video feed.

Similar Species

Species that look similar or are commonly confused with Redbanded Rockfish.

Tiger Rockfish

Features much darker, charcoal-colored bands and lacks the pinkish hue of the Redbanded Rockfish.

Flag Rockfish

Found in shallower waters with bands that are usually a brighter, solid crimson and do not fade as much as they age.

Frequently Asked Questions

Redbanded Rockfish are primarily active during the day. While light is limited at their preferred depths, they rely on their vision to hunt for small crustaceans and fish during daylight hours.

The most effective method is using a BRUV (Baited Remote Underwater Video) setup. A bait bag filled with squid or oily fish like herring will lure them from their rocky hiding spots into the frame.

They are opportunistic predators that feed on a variety of seafloor organisms, including krill, shrimp, small crabs, and smaller fish like sand lances.

No, they are marine fish found in deep offshore waters. However, they can be found near coastal areas with steep underwater drop-offs and rocky reef systems along the Pacific coast.

While both have stripes, Redbanded Rockfish have pink or red bands that are strictly vertical, whereas Tiger Rockfish have darker, brownish-black bands that are often wider and slightly slanted.

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